Measurement and Instrumentation A meter has a full-scale deflection of 90o at a current of 1 A. The response of the meter is square law. Assuming spring control, the current for a deflection at 45o will be 0.50 A. 0.25 A. 0.67 A. 0.70 A. 0.50 A. 0.25 A. 0.67 A. 0.70 A. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The smallest change in measured variable to which instrument will respond is precision. accuracy. resolution. sensitivity. precision. accuracy. resolution. sensitivity. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A galvanometer has Spring coil damping Eddy current damping Air friction damping Fluid friction damping Spring coil damping Eddy current damping Air friction damping Fluid friction damping ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation An current of is measured with a thermocouple, 5 A full scale meter. What is the meter reading? 3 A. 5 A. 2 A. 2+3√2 A. 3 A. 5 A. 2 A. 2+3√2 A. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation To measure high frequency currents, we mostly use ______ ammeter. Hot wire Moving iron Dynamometer Thermocouple Hot wire Moving iron Dynamometer Thermocouple ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A sampling wattmeter is used to measure the average power of a load. The peak to peak voltage of a square wave is 10 V and the current is triangular wave of 5 Amp P-P as shown in the figure. The period is 20 ms. The reading in W will be 25 W. 0 W. 50 W. 100 W. 25 W. 0 W. 50 W. 100 W. ANSWER DOWNLOAD EXAMIANS APP
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